package com.leyou.item.service.impl;

import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.leyou.common.exception.LyException;
import com.leyou.item.dto.SpecParamDTO;
import com.leyou.item.entity.SpecParam;

import com.leyou.item.mapper.SpecParamMapper;
import com.leyou.item.service.SpecParamService;
import org.springframework.stereotype.Service;

import java.util.List;


@Service
public class SpecParamServiceImpl extends ServiceImpl<SpecParamMapper, SpecParam> implements SpecParamService {

    @Override
    public List<SpecParamDTO> querySpecParam(Long categoryId, Long groupId, Boolean search) {

        if (categoryId == null || groupId == null){
            throw new LyException(400,"查询条件不可为空");
        }
        List<SpecParam> list =
                query().eq(categoryId != null, "category_id", categoryId)
                .eq(groupId != null, "group_id", groupId)
                .eq(search != null, "searching", search).list();

        return SpecParamDTO.convertEntityList(list);
    }
}
